Airworthiness Directive · Amendment 39-22149 · Oxygen
Bombardier, Inc., Airplanes
This AD applies to Bombardier, Inc., Model BD-700-2A12 airplanes, certificated in any category, as identified in Bombardier Service Bulletin 700-52-7508, Revision 01, dated January 13, 2021.
The FAA is adopting a new airworthiness directive (AD) for certain Bombardier, Inc., Model BD-700-2A12 airplanes. This AD was prompted by reports that significant water accumulation was discovered in the oxygen service compartment access panels of multiple airplanes. This AD requires modifying the oxygen service compartment door to introduce a means of water drainage. The FAA is issuing this AD to address the unsafe condition on these products.
Within 25 months after the effective date of this AD: Modify the oxygen service compartment door in accordance with Part A of the Accomplishment Instructions of Bombardier Service Bulletin 700-52-7508, Revision 1, dated January 13, 2021.
